You can't escape friction. The force that resists motion between two objects that are in contact with one another exhibits itself all over the place: in between your engine's rod bearings and its ...

1.1 What is friction? Take this everyday example: when a coffee mug rests on a flat table, the kinetic frictional force is zero. There is no force trying to move the mug across the table, so there is ...

• The process is completed in a few seconds with very high reproducibility - an essential requirement for a mass production industry. Now, a new variant from the same stable of friction processes, ...